{
  "dimension": "lighting_description",
  "type": "形式",
  "highlight_cluster": "唯美梦幻的光影与景深",
  "description": "各图光照方向、质量、色温、景深等形式特征的专业文字描述，用于生成模型的光照控制信号",
  "per_image": {
    "img_1": {
      "paragraph": "段落1",
      "highlight": "清新雅致的白绿配色",
      "lighting": {
        "type": "natural soft light",
        "direction": "upper-left, slightly front-side",
        "quality": "soft, diffused, no harsh shadows",
        "color_temperature": "neutral to slightly cool, ~5500K",
        "intensity": "medium, well-balanced exposure",
        "shadows": "gentle shadows on right side of subject and left side of easel",
        "special_effects": "none (no lens flare, no bokeh)",
        "dof": "shallow depth of field, background trees slightly blurred",
        "atmosphere": "fresh, natural, clear"
      },
      "sd_prompt_tokens": [
        "soft natural light", "diffused sunlight", "upper left lighting",
        "gentle shadows", "neutral color temperature", "clear atmosphere",
        "shallow depth of field", "outdoor daylight", "fresh natural lighting"
      ]
    },
    "img_2": {
      "paragraph": "段落2",
      "highlight": "唯美梦幻的光影与景深",
      "lighting": {
        "type": "strong backlight / contre-jour",
        "direction": "upper-left backlight, sun behind subject",
        "quality": "direct sunlight filtered through foliage, creates hard spots and flare",
        "color_temperature": "warm golden, ~4500-5000K, golden hour quality",
        "intensity": "high key-to-fill ratio 8:1~10:1, strong backlight",
        "shadows": "subject front in deep shadow, rim light outlines hair and shoulders",
        "special_effects": "pronounced lens flare upper-left, starburst, rim lighting, sun rays through leaves, bokeh balls in background",
        "dof": "extremely shallow DOF, f/1.8-2.8, heavy background blur, bokeh circles",
        "atmosphere": "dreamy, ethereal, romantic, backlit glow"
      },
      "sd_prompt_tokens": [
        "backlit", "contre-jour", "rim lighting", "lens flare", "starburst",
        "bokeh", "shallow depth of field", "golden hour", "warm sunlight",
        "f/2.0 aperture", "dreamy atmosphere", "ethereal glow", "85mm lens",
        "sun rays through leaves", "cinematic lighting"
      ]
    },
    "img_3": {
      "paragraph": "段落3",
      "highlight": "唯美梦幻的光影与景深",
      "lighting": {
        "type": "backlight / rim light",
        "direction": "15° upper-left backlight",
        "quality": "direct but slightly diffused by atmospheric haze",
        "color_temperature": "warm golden, ~3200-3800K, golden hour",
        "intensity": "key:fill 4:1, strong backlight with soft ambient fill",
        "shadows": "subject slightly underexposed front, lifted shadows from ambient bounce",
        "special_effects": "pronounced rim light on hair and dress edges, subtle lens flare top-left, atmospheric glow",
        "dof": "shallow DOF f/2.2-3.5, heavy blur for distant trees, moderate for closer trees",
        "atmosphere": "dreamy, serene, idyllic, romantic, warm glow"
      },
      "sd_prompt_tokens": [
        "backlit", "rim lighting", "lens flare", "bokeh", "shallow depth of field",
        "golden hour", "warm light", "f/2.8 aperture", "85mm lens",
        "dreamy atmosphere", "outdoor portrait", "natural light", "creamy bokeh",
        "glowing edges", "atmospheric haze"
      ]
    },
    "img_4": {
      "paragraph": "段落4",
      "highlight": "清新雅致的白绿配色",
      "lighting": {
        "type": "natural front-side light",
        "direction": "upper-right, front-side",
        "quality": "bright, clear, direct natural sunlight",
        "color_temperature": "neutral daylight, ~5500-6000K",
        "intensity": "bright, high key, well-exposed",
        "shadows": "clear bright highlights on right side, soft shadows on left",
        "special_effects": "none (no lens flare, minimal bokeh)",
        "dof": "moderate depth of field, background slightly blurred but still recognizable",
        "atmosphere": "fresh, bright, clear, natural"
      },
      "sd_prompt_tokens": [
        "natural daylight", "bright sunlight", "upper right lighting",
        "clear shadows", "neutral color temperature", "outdoor bright light",
        "fresh atmosphere", "moderate depth of field", "vivid colors"
      ]
    },
    "img_5": {
      "paragraph": "段落5",
      "highlight": "唯美梦幻的光影与景深",
      "lighting": {
        "type": "soft backlight / over-the-shoulder light",
        "direction": "75° upper-right backlight",
        "quality": "soft, moderately diffused, open sky condition",
        "color_temperature": "cool daylight with subtle warm undertone, ~6000-6500K",
        "intensity": "key:fill 3:1~4:1, well-lit ambient scene",
        "shadows": "subtle rim light on right arm and shoulder, gentle fabric glow",
        "special_effects": "subtle top-right rim light, no lens flare",
        "dof": "shallow DOF f/2.8-4.0, heavy background grass blur, smooth creamy bokeh",
        "atmosphere": "serene, artistic, calm, ethereal, fresh"
      },
      "sd_prompt_tokens": [
        "backlit", "soft light", "rim lighting", "shallow depth of field",
        "bokeh", "creamy bokeh", "f/2.8", "natural light", "outdoor photography",
        "daylight", "green background", "artistic", "ethereal atmosphere",
        "close-up portrait"
      ]
    }
  },
  "common_features": {
    "lighting_style": "Natural backlight / rim light, warm golden hour quality (img_2/3/5) or soft natural daylight (img_1/4)",
    "bokeh_style": "Shallow DOF with smooth circular bokeh, heavy background blur (img_2/3/5)",
    "atmosphere": "Dreamy, romantic, ethereal, air-like, warm (img_2/3/5) / Fresh, natural, clear (img_1/4)",
    "unified_sd_tokens_bokeh": "backlit, rim lighting, bokeh, shallow depth of field, golden hour, warm sunlight, dreamy atmosphere, soft light, lens flare, f/1.8, 85mm lens, outdoor natural light",
    "unified_sd_tokens_clear": "soft natural light, diffused sunlight, neutral color temperature, shallow depth of field, fresh atmosphere, outdoor daylight"
  },
  "mapping": [
    {"image": "img_1", "paragraph": "段落1", "type": "形式", "feature": "光照形式描述（柔和自然光）", "highlight": "清新雅致的白绿配色"},
    {"image": "img_2", "paragraph": "段落2", "type": "形式", "feature": "光照形式描述（强逆光+光斑+Bokeh）", "highlight": "唯美梦幻的光影与景深"},
    {"image": "img_3", "paragraph": "段落3", "type": "形式", "feature": "光照形式描述（逆光+轮廓光+暖色调）", "highlight": "唯美梦幻的光影与景深"},
    {"image": "img_4", "paragraph": "段落4", "type": "形式", "feature": "光照形式描述（明亮正侧光）", "highlight": "清新雅致的白绿配色"},
    {"image": "img_5", "paragraph": "段落5", "type": "形式", "feature": "光照形式描述（柔和逆光+奶油Bokeh）", "highlight": "唯美梦幻的光影与景深"}
  ]
}
